Knowledge Index — 지식 지도

Beyond standard React virtual DOM re-renders. A comprehensive guide to Signal-based state management, unlocking fine-grained reactivity and hyper-fast UI updates.

When faced with critical bugs or version mismatches in node packages, avoid forking repositories. Learn how to patch and override dependencies elegantly using pnpm.

A guide to integrating the Sentry SDK in production frontend applications and building a secure source maps upload pipeline for precise error debugging.

Solving the database connection exhaustion problem in serverless architectures. An in-depth guide to the architecture, configuration, and optimization of Supabase Supavisor.

Moving beyond single-prompt LLM limits. An in-depth guide on Multi-Agent Orchestration architectures, detailing task delegation, message buses, state machines, and building collaborative agent teams.

A comprehensive developer's review of Next.js Partial Prerendering (PPR). Learn how it blends the performance of static shell generation with the flexibility of dynamic runtime components using React Suspense.

An in-depth comparison of TypeScript's satisfies operator, type annotation, and type assertion. Discover how satisfies provides type safety while preserving the most specific inferred types for your configs.

Saying goodbye to Popper.js and Floating UI. An in-depth guide on using the native CSS Anchor Positioning API to link popovers, tooltips, and dropdowns to anchor elements purely in CSS.

Exploring the evolution of Vite 6 and its integration of Rolldown, a Rust-based port of Rollup. A developer's review of how this change impacts dev boot times, production builds, and the unification of build tooling.

Overcoming the limitations of pure vector database search in RAG pipelines. An honest guide to implementing keyword-based BM25, combining results with Reciprocal Rank Fusion (RRF), and applying Cohere Rerank to boost context quality.

A deep dive into Node.js's new experimental native TypeScript execution features, exploring how it works under the hood and why we might finally move away from external bundlers or runners.

How React 19 Actions fundamentally change how we handle form submissions, loading states, and async actions. An honest review and guide based on refactoring my own project.

Everything I hit while converting from Pages Router to App Router — migration strategy, Server Component gotchas, data fetching rewrites, and honest before/after performance numbers.

CSP is the last line of defense that stops XSS scripts from executing even if injected. Directive syntax, nonce approach, Next.js config, and a safe rollout strategy — all covered.

From injection and broken auth to XSS and the newest threats — OWASP Top 10 broken down with real code examples and practical mitigations for each vulnerability.

Why REST still dominates, what GraphQL actually solves, and when gRPC really shines. A practical breakdown of all three API protocols with real code and decision criteria.

Backends split into microservices, but frontends stay as one giant monolith. Micro frontends solve that — here's what they fix, how composition works, and when it's actually worth it.

Every developer knows the feeling: fired up about an idea, then watching the repository collect dust. Here's the mindset and practical strategies that actually get projects across the finish line.

Monorepos eventually hit a build time wall. Here's how Turborepo's task graph and caching solve the problem, shown through a real Next.js monorepo setup.

Why does Figma feel fast in the browser? Dig into what WebAssembly actually is, and walk through the full workflow of building a Rust WASM module and calling it from JavaScript.